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Attempt to detect when two or more threads try to use the same database at

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the same time and return an SQLITE_MISUSE error.  Also return this error
if an attempt is made to use a closed database. (CVS 558)

FossilOrigin-Name: a05fabd2df1cb38c555a7b2f31b0ca687db500c2
This commit is contained in:
drh
2002-05-10 05:44:55 +00:00
parent d5feede1ff
commit 247be43d60
9 changed files with 119 additions and 22 deletions
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3
src/util.c
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@@ -14,7 +14,7 @@
** This file contains functions for allocating memory, comparing
** strings, and stuff like that.
**
** $Id: util.c,v 1.41 2002/03/06 03:08:26 drh Exp $
** $Id: util.c,v 1.42 2002/05/10 05:44:56 drh Exp $
*/
#include "sqliteInt.h"
#include <stdarg.h>
@@ -1096,6 +1096,7 @@ const char *sqlite_error_string(int rc){
case SQLITE_TOOBIG: z = "too much data for one table row"; break;
case SQLITE_CONSTRAINT: z = "constraint failed"; break;
case SQLITE_MISMATCH: z = "datatype mismatch"; break;
case SQLITE_MISUSE: z = "SQLite library used incorrectly"; break;
default: z = "unknown error"; break;
}
return z;